Overview

• Michael Bolton was diagnosed with glioblastoma in December 2023 after emergency surgery successfully removed a brain tumor.
• Following a second surgery in January 2024 due to an infection, he completed radiation and chemotherapy treatments by October 2024.
• His most recent bi-monthly MRI scan in early April 2025 was clear, though glioblastoma has a high recurrence rate of about 90%.
• Bolton’s treatments have affected his short-term memory, speech, and mobility, yet he remains optimistic and continues vocal training, meditation, and physical exercise.
• The diagnosis has shifted his focus from career achievements to spending meaningful time with his family and imparting life lessons to his daughters and grandchildren.